BMW X3 Owners Manual: Engine oil temperature

• Cold engine: the pointer is at the low temperature end. Drive at moderate engine and vehicle speeds.
• Normal operating temperature: the pointer is in the middle or in the left half of the temperature display.
• Hot engine: the pointer is at the high end of the temperature range. A Check Control message is also displayed.

Coolant temperature

If the coolant along with the engine becomes too hot, a Check Control message is displayed.